@misc{indiciaec9518716c1a8,
  title = {Report on exploration of the Wadi Yiba copper prospect, Tihamat Ash Sham quadrangle, Kingdom of Saudi Arabia},
  author = {Robert L. Earhart},
  year = {1969},
  doi = {10.3133/ofr6983},
  url = {https://pubs.usgs.gov/publication/ofr6983},
  note = {Source identifier: ofr6983}
}